import java.util.Scanner;

public class marry {
    public static void main(String[] args) {
        Scanner mr=new Scanner(System.in);
        System.out.println("请输入小王和小李的性别");
        String a=mr.next();
        String b=mr.next();
        if(a.equals(b)){
            System.out.println("BUkeyijiehun");
        }else{
            System.out.println("KEYIJIEHUN");
        }
    }
}
